MY LED LIGHTS WON'T TURN ON!

Ugh, that is so frustrating! I want my LED lights to work, but they just won't turn on. I've checked the fixtures - they seem fine. Maybe the wall switch is {the{ problem? I can't know what else to do! Any help would be much appreciated! Diagnosing Faulty LED Lights When your LED lights start to fail, it can be a frustrating experience. Before